Home / 161,726,496.70-242,589,745.05-144,258,490.30

Finding the Fourth Proportional to 161,726,496.70, 242,589,745.05 and 144,258,490.30

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Solution

The fourth proportional to 161,726,496.70, 242,589,745.05 and 144,258,490.30 is: 216,387,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,726,496.70 : 242,589,745.05 = 144,258,490.30 : x
  2. Step 2: Convert to fraction form
    161,726,496.70/242,589,745.05 = 144,258,490.30/x
  3. Step 3: Cross multiply
    161,726,496.70x = 242,589,745.05 × 144,258,490.30
  4. Step 4: Simplify right side
    161,726,496.70x = 34,995,630,383,174,904
  5. Step 5: Solve for x
    x = 34,995,630,383,174,904/161,726,496.70
  6. Step 6: Final answer
    x = 216,387,735.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.